Model No.:ZN28G-12/T
Product Origin:China
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Description:Product Name: Indoor AC High Pressure Vacuum BreakerModel Number: ZN28G-12/TPlace of Origin: ChinaIt mainly used in fixed high pressure switch cabinet in industrial and mineral enterprises, power plants and substations for protection and control of electrical devices. It is also suitable for sites where frequent operations are required. The breaker complies with the standard GB 1984-1989 "AC High Pressure Breaker", JB/T3855-1996 "3.6-40.5kV Indoor AC High Pressure Vacuum Breaker" and relevant requirements of IEC 56. Application conditions: 1) Ambient temperature: -10 ~ +40°C (-30°C is allowed for transportation and storage) 2) Altitude: ≤1,000m 3) Average relative humidity of the air: ≤95% 4) Monthly average humidity: ≤90% 5) Average daily saturated vapor pressure: ≤2.2 x 0.001Mpa 6) Average monthly value: ≤1.8 x 0.001Mpa 7) Earthquake intensity: ≤8° 8) Used in places free from fire, explosion, severe pollution, chemical corrosion and intense vibration